3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [ "myError" => [                 ["email"=>"Email not found"]             ] ]; var_dump(json_encode($a));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
5.4.310.0050.03912.49
5.4.300.0060.03612.49
5.4.290.0060.03812.49
5.4.280.0080.04112.39
5.4.270.0070.03912.39
5.4.260.0060.04312.39
5.4.250.0060.04712.39
5.4.240.0090.03712.39
5.4.230.0050.04412.38
5.4.220.0080.04912.38
5.4.210.0070.03412.38
5.4.200.0050.04812.38
5.4.190.0040.03812.38
5.4.180.0040.03812.38
5.4.170.0040.03912.38
5.4.160.0070.03512.38
5.4.150.0060.04012.38
5.4.140.0070.03912.07
5.4.130.0080.04512.05
5.4.120.0090.03912.02
5.4.110.0050.03612.01
5.4.100.0050.03612.01
5.4.90.0060.03712.01
5.4.80.0050.04112.01
5.4.70.0070.04412.01
5.4.60.0060.04012.01
5.4.50.0080.03912.00
5.4.40.0060.03512.00
5.4.30.0070.04011.99
5.4.20.0050.03611.99
5.4.10.0030.03811.99
5.4.00.0080.03611.48
5.3.290.0060.03812.80
5.3.280.0080.03712.71
5.3.270.0070.03912.73
5.3.260.0080.03712.71
5.3.250.0030.04112.72
5.3.240.0070.03712.72
5.3.230.0050.03912.71
5.3.220.0050.03912.68
5.3.210.0080.03712.68
5.3.200.0050.03812.68
5.3.190.0080.03612.68
5.3.180.0050.03712.67
5.3.170.0090.03412.67
5.3.160.0040.03912.68
5.3.150.0090.04512.67
5.3.140.0040.04112.66
5.3.130.0060.04112.66
5.3.120.0040.04012.66
5.3.110.0060.05312.66
5.3.100.0070.04712.12
5.3.90.0060.03912.08
5.3.80.0040.03812.07
5.3.70.0090.03512.08
5.3.60.0050.03812.06
5.3.50.0040.04112.00
5.3.40.0060.05012.00
5.3.30.0110.03011.95
5.3.20.0080.03611.72
5.3.10.0070.03411.70
5.3.00.0040.03811.68
5.2.170.0030.0329.18
5.2.160.0050.0299.18
5.2.150.0070.0299.18
5.2.140.0070.0309.18
5.2.130.0020.0319.14
5.2.120.0050.0289.14
5.2.110.0020.0329.14
5.2.100.0070.0269.14
5.2.90.0040.0299.14
5.2.80.0040.0359.14
5.2.70.0090.0289.14
5.2.60.0120.0389.09
5.2.50.0050.0359.05
5.2.40.0070.0349.03
5.2.30.0030.0319.01
5.2.20.0060.0349.01
5.2.10.0050.0288.92
5.2.00.0040.0318.78
5.1.60.0050.0238.06
5.1.50.0040.0268.06
5.1.40.0040.0248.05
5.1.30.0060.0248.40
5.1.20.0060.0248.42
5.1.10.0040.0258.14
5.1.00.0060.0248.14
5.0.50.0050.0186.63
5.0.40.0050.0176.48
5.0.30.0020.0336.29
5.0.20.0050.0176.26
5.0.10.0040.0196.23
5.0.00.0030.0326.23
4.4.90.0030.0164.78
4.4.80.0020.0154.75
4.4.70.0010.0194.75
4.4.60.0080.0164.76
4.4.50.0050.0134.77
4.4.40.0030.0264.71
4.4.30.0010.0184.76
4.4.20.0040.0174.85
4.4.10.0030.0204.85
4.4.00.0030.0274.76
4.3.110.0010.0174.67
4.3.100.0040.0134.66
4.3.90.0020.0154.64
4.3.80.0010.0274.59
4.3.70.0030.0144.63
4.3.60.0020.0164.63
4.3.50.0040.0144.63
4.3.40.0050.0234.54
4.3.30.0010.0173.28
4.3.20.0020.0173.26
4.3.10.0020.0163.22
4.3.00.0000.01715.92

preferences:
141.9 ms | 1394 KiB | 7 Q